46,6 → 46,33 |
#include <time/delay.h> |
#include <panic.h> |
|
/** Set the contents of the outgoing interrupt vector data. |
* |
* The first data item (data 0) will be set to the value of func, the |
* rest of the vector will contain zeros. |
* |
* This is a helper function used from within the cross_call function. |
* |
* @param func value the first data item of the vector will be set to |
*/ |
static inline void set_intr_w_data(void (* func)(void)) |
{ |
#if defined (US) |
asi_u64_write(ASI_INTR_W, ASI_UDB_INTR_W_DATA_0, (uintptr_t) func); |
asi_u64_write(ASI_INTR_W, ASI_UDB_INTR_W_DATA_1, 0); |
asi_u64_write(ASI_INTR_W, ASI_UDB_INTR_W_DATA_2, 0); |
#elif defined (US3) |
asi_u64_write(ASI_INTR_W, VA_INTR_W_DATA_0, (uintptr_t) func); |
asi_u64_write(ASI_INTR_W, VA_INTR_W_DATA_1, 0); |
asi_u64_write(ASI_INTR_W, VA_INTR_W_DATA_2, 0); |
asi_u64_write(ASI_INTR_W, VA_INTR_W_DATA_3, 0); |
asi_u64_write(ASI_INTR_W, VA_INTR_W_DATA_4, 0); |
asi_u64_write(ASI_INTR_W, VA_INTR_W_DATA_5, 0); |
asi_u64_write(ASI_INTR_W, VA_INTR_W_DATA_6, 0); |
asi_u64_write(ASI_INTR_W, VA_INTR_W_DATA_7, 0); |
#endif |
} |
|
/** Invoke function on another processor. |
* |
* Currently, only functions without arguments are supported. |
71,16 → 98,15 |
|
status = asi_u64_read(ASI_INTR_DISPATCH_STATUS, 0); |
if (status & INTR_DISPATCH_STATUS_BUSY) |
panic("Interrupt Dispatch Status busy bit set\n"); |
panic("Interrupt Dispatch Status busy bit set."); |
|
ASSERT(!(pstate_read() & PSTATE_IE_BIT)); |
|
do { |
asi_u64_write(ASI_UDB_INTR_W, ASI_UDB_INTR_W_DATA_0, |
(uintptr_t) func); |
asi_u64_write(ASI_UDB_INTR_W, ASI_UDB_INTR_W_DATA_1, 0); |
asi_u64_write(ASI_UDB_INTR_W, ASI_UDB_INTR_W_DATA_2, 0); |
asi_u64_write(ASI_UDB_INTR_W, |
set_intr_w_data(func); |
asi_u64_write(ASI_INTR_W, |
(mid << INTR_VEC_DISPATCH_MID_SHIFT) | |
ASI_UDB_INTR_W_DISPATCH, 0); |
VA_INTR_W_DISPATCH, 0); |
|
membar(); |
|
125,7 → 151,7 |
func = tlb_shootdown_ipi_recv; |
break; |
default: |
panic("Unknown IPI (%d).\n", ipi); |
panic("Unknown IPI (%d).", ipi); |
break; |
} |
|